heating limit

例句：

1. 1. The heating system must be installed according to the manufacturer's instructions.
   加热系统必须按照制造商的说明进行安装。
2. 2. The temperature in this room is within the heating limit.
   这个房间的温度在加热限制范围内。
3. 3. The heating limit is set to prevent overheating of electronic components.
   加热限制被设定为防止电子组件过热。